Q 7

IMFs from weakest to strongest

london dispersion, dipole-dipole, hydrogen bonding, ion-dipole

all molecules contain ____, and this force gets stronger as the molecule is ____

LD forces, larger

larger electron cloud equals….

more LD and more polarizable

all polar molecules contain….

dipole-dipole forces

dipole-dipole forces get stronger as the molecule is…..

more polar

Hydrogen bonds are between a ____ to a hydrogen that’s ____

NOF in one compound, already bonded to a NOF in another compound

____ and ____ increase as IMF’s increase

boiling point and melting point

____ and ____ decrease as IMF’s increase

vapor pressure and volatility

molecular solids have low….

melting/boiling points

molecular solids do not….

conduct electricity

ionic solids have high….

melting/boiling points

ionic solids don’t conduct electricity as a ____ but DO conduct as a ____

solid, liquid or (aq)

SiO2 (quarts) and diamonds are….

covalent network solids

covalent network solids have very high….

melting/boiling points

metallic bonds are between

metals

metallic bonds always….

conduct electricity

metallic bond’s hardness…..

varies

when a molecular solid melts or boils, it’s the ____ that break, not the ____

IMFs between the molecules, covalent bonds

____ are made when a smaller atom fits into the gaps between the larger gaps of a metallic crystal

interstitial alloys

____ are made when the radii of the metals are similar in size and are substituted into the crystal lattice

substitutional alloys